/Engine/Source/Runtime/Core/Public/GenericPlatform/GenericPlatformChunkInstall.h
Hint to the installer that we would like to prioritize a specific chunk
false if the operation is not allowed or the chunk doesn't exist, otherwise true.
virtual bool PrioritizeChunk ( uint32 ChunkID, [EChunkPriority::Type](API\Runtime\Core\GenericPlatform\EChunkPriority__Type) Priority )